Center A.Q. Shipley was signed by the Indianapolis Colts off their practice squad. Originally signed by the Colts on Jan. 28, he saw action in the Week 1 loss at Chicago, was waived Sept. 10 and signed to the practice squad the next day.
The Colts also waived outside linebacker Mario Addison from the 43-man roster and released D.J. Johnson from the practice squad, replacing him with fellow cornerback Marshay Green.